I am fitting the cowl on my -4. I know I need a non zero gap between the fibreglass and the aluminum. I am using skybolt fasteners on the top and sides and piano hinges where the bottom attaches to the firewall. I suspect on the bare glass I need 1/32" or so to provide room for primer and paint. I was going to find some sheet styrene or similar to put in that gap and the spread some flox up to the edge. Are there any other tricks out there that people use to get the fit just right? It is one of those real noticeable things that sets a nice
Y built airplane apart so I would like to get it right.
Y built airplane apart so I would like to get it right.